HEI

Historical Exchange Index

A quiet registry of crypto exchanges, active and gone.

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Exchange record

BaseSwap

Base ecosystem automated market maker and decentralized exchange protocol. HEI treats BaseSwap V2 and V3 candidate rows as one protocol-level DEX entity for v0.

DEXActive
Also known as: BaseSwap V2, BaseSwap V3, baseswap.fi

Registry sequence

Key facts

Launch date
Death date
Years
—–—
Origin
Base ecosystem
Confidence
medium
Last verified
2026-06-01

URL handling

Preferred action
Use current URL handling based on status below.
URL status
Live verified
Archived URL

Summary

Base ecosystem automated market maker and decentralized exchange protocol. HEI treats BaseSwap V2 and V3 candidate rows as one protocol-level DEX entity for v0.

Timeline

BaseSwap recorded as protocol-level DEX entity
launchedmedium

BaseSwap is recorded as a Base ecosystem AMM/DEX entity, with V2 and V3 candidate rows consolidated into one HEI record.

Evidence

BaseSwapofficial_statementhigh reliabilityentityarchive
CoinPaprika / DefiLlamadatabase_referencemedium reliabilityentityarchive
CoinGeckodatabase_referencemedium reliabilityentityarchive

Related records

Notes and record state

Record note
Added from verified-unadded rows hei_unadded_0194 through hei_unadded_0197 as one entity to avoid duplicate version records.
Revision state
Records may be incomplete, approximate, contested, or revised as better evidence becomes available.
This record may be incomplete or revised. Dead-side entries prefer archived URLs over original domains. Dates, causes, and classifications may change when stronger evidence becomes available. Contact / corrections

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